CN211774804U - Multi-cavity concrete-filled steel tube shear wall and system - Google Patents
Multi-cavity concrete-filled steel tube shear wall and system Download PDFInfo
- Publication number
- CN211774804U CN211774804U CN201922460335.2U CN201922460335U CN211774804U CN 211774804 U CN211774804 U CN 211774804U CN 201922460335 U CN201922460335 U CN 201922460335U CN 211774804 U CN211774804 U CN 211774804U
- Authority
- CN
- China
- Prior art keywords
- cavity
- steel pipe
- cavity steel
- concrete
- shear wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Rod-Shaped Construction Members (AREA)
Abstract
A multi-cavity steel tube concrete shear wall and a system thereof comprise a multi-cavity steel tube and wall concrete; the multi-cavity steel pipe is formed by enclosing a multi-cavity steel pipe monomer and an end plate; the multi-cavity steel pipe single bodies are in a group, and the adjacent multi-cavity steel pipe single bodies are in butt welding; the horizontal section of the multi-cavity steel pipe monomer is I-shaped and comprises two multi-cavity steel pipe monomer units; the horizontal section of the multi-cavity steel pipe monomer unit is in a T shape and is formed by cutting I-shaped steel or H-shaped steel or I-shaped steel; grooves are formed in the web plate end part of the multi-cavity steel pipe monomer unit at intervals along the vertical direction; webs of the two multi-cavity steel pipe monomer units are in butt welding to form a vertical partition plate; the grooves on the two multi-cavity steel pipe monomer units are correspondingly spliced to form a concrete flowing hole. The utility model provides a traditional shear force wall structure construction quality control degree of difficulty great, construction cycle is longer, fire behavior is poor, construction speed is slow and tensile strength is low, anti-seismic performance is relatively poor, and under the earthquake action ductility relatively poor, the fragile technical problem who destroys of easily taking place.
Description
Technical Field
The utility model belongs to the technical field of building engineering, especially, relate to a multicavity steel pipe-concrete shear force wall and system.
Background
The building industrialization is the key point of construction and development, the main flow structure of the current building industrialization is a system with a part of prefabricated components and a cast-in-place shear wall structure in an edge area (node area); although the system has good construction integrity, lower construction cost, economy and practicality and good durability and fire resistance, the system has higher construction quality control difficulty, longer construction period, low tensile strength, poorer earthquake resistance, poorer extensibility under the action of an earthquake and easy brittle failure. However, China is a country with a lot of earthquakes, earthquake disasters are natural disasters causing the most casualty disasters of residents in China, and casualties and property losses caused by heavy earthquake disasters are main losses in earthquake disasters. The earthquake in Wenchuan caused about 8.7 thousands of people to die or be lost, and about 37.5 thousands of people to be injured. Due to the current economic conditions and technical level limitations, earthquake management is mainly focused on the field of earthquake protection of house structures in earthquake protection practice, and the earthquake management is far from sufficient for dealing with the heavy earthquake disasters. How to find a suitable building industrialization technology to meet the requirements of industrialized construction and effectively deal with the major earthquake and even the megaearthquake is a challenge in building industrialization.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a multicavity steel pipe-concrete shear force wall and system, it is great, construction cycle is longer, fire behavior is poor, construction speed is slow and tensile strength is low, anti-seismic performance is relatively poor to solve traditional shear force wall structure construction quality control degree of difficulty, and ductility is relatively poor, the fragile technical problem that destroys easily takes place under the earthquake action.
In order to achieve the above purpose, the utility model adopts the following technical scheme.
A multi-cavity steel tube concrete shear wall comprises a multi-cavity steel tube and wall body concrete poured in the multi-cavity steel tube; the multi-cavity steel pipe is formed by enclosing a multi-cavity steel pipe monomer and an end plate; the multi-cavity steel pipe single bodies are arranged in a transverse mode, and adjacent multi-cavity steel pipe single bodies are in butt welding; the horizontal section of the multi-cavity steel pipe monomer is I-shaped and comprises two multi-cavity steel pipe monomer units; the horizontal section of the multi-cavity steel pipe monomer unit is T-shaped and is formed by cutting I-shaped steel or H-shaped steel or I-shaped steel; grooves are formed in the web plate end parts of the multi-cavity steel pipe monomer units at intervals along the vertical direction; webs of the two multi-cavity steel pipe monomer units are in butt welding to form a vertical partition plate; the grooves on the two multi-cavity steel pipe monomer units are correspondingly spliced to form a concrete flowing hole; the vertical partition plate divides the internal space of the multi-cavity steel pipe into a group of cavity units; and a vertical steel reinforcement framework is arranged in each cavity unit.
Preferably, a connecting plate is arranged between two adjacent multi-cavity steel pipe monomers; the connecting plates are connected between the flange plates of the adjacent multi-cavity steel pipe single units or between the flange plates of the multi-cavity steel pipe single unit at the extreme end and the end plates.
Preferably, the horizontal section of the end plate is in a horizontal U shape and comprises two parallel transverse edges arranged at intervals and a longitudinal edge connected between the two transverse edges; and the end part of the transverse edge of the end plate is in butt welding with the flange plate of the multi-cavity steel pipe single unit at the most end part.
Preferably, an annular diaphragm plate is arranged in the cavity unit of the multi-cavity steel pipe and at a position corresponding to the connecting position of the steel beams to be connected.
A system of a multi-cavity concrete filled steel tube shear wall comprises a shear wall and a structural column; the shear wall is the multi-cavity concrete filled steel tube shear wall; the structural column is connected to the end of the shear wall and is a steel column or a steel tube concrete column or a steel reinforced concrete column.
Preferably, when the number of the shear walls is at least two, the structural columns are connected between the adjacent shear walls.
Compared with the prior art, the utility model has the following characteristics and beneficial effect.
1. The collapse resistance of the house is greatly improved: the multi-cavity concrete-filled steel tube shear wall of the utility model combines the advantages of concrete and steel structure; the multi-cavity concrete-filled steel tube shear wall restrains concrete, so that the vertical bearing capacity, the horizontal bearing capacity and the ductility are greatly improved; compared with the common reinforced concrete house, the earthquake resistance of the structure is greatly improved, so that the house is not easy to collapse in earthquake.
2. The utility model discloses a fire behavior is good: the fire resistance of the multi-cavity concrete-filled steel tube shear wall is far superior to that of a common steel structure, good conditions are provided for escape of personnel in fire, the multi-cavity concrete-filled steel tube shear wall has special advantages particularly for earthquake and fire, and the damage to personnel and property loss under the coupling action of earthquake and fire can be reduced effectively.
3. The multi-cavity steel pipe in the utility model is formed by enclosing multi-cavity steel pipe single bodies and end plates, and the multi-cavity steel pipe single bodies are butt-welded; meanwhile, the multi-cavity steel pipe monomer is formed by cutting I-shaped steel or H-shaped steel or I-shaped steel, and then webs are welded together in a butt joint mode to form a butt-welded combined I-shaped steel with a hole in the middle; the utility model discloses a this kind of structural design has avoided multicavity steel pipe concrete structure erecting the baffle and retraining the T type welding seam between the steel pipe outward, prevents effectively that off-plate welding deformation and stress concentration from promoting construction quality, has reduced the welding volume, also effectively promotes the feature ability.
4. In the utility model, the end plate is arranged at the end part of the multi-cavity steel tube monomer at the outermost side, and the end plate and the multi-cavity steel tube monomer are butt-welded, so that the end plate and the multi-cavity steel tube monomer at the outermost side can form a multi-cavity steel tube concrete shear wall with a closed end part; the end part is strengthened by the design of the end plate, the restraint embedded column of the end part is formed, and the bearing capacity and the stability of the whole structure are improved.
5. The utility model provides a multicavity steel pipe concrete shear wall combines the industrialization, and most construction can be accomplished through the prefabrication method, and the reduction of erection time improves construction quality to the steel of multicavity steel pipe can be retrieved, has energy-concerving and environment-protective advantage.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 is the vertical tangent plane structure sketch map of well multicavity steel pipe-concrete shear force wall of the utility model.
Fig. 2 is the utility model discloses in correspond the vertical tangent plane structure sketch map of the multicavity steel pipe-concrete shear force wall of entrance to a cave department on the diaphragm.
Fig. 3 is a schematic view of the horizontal section structure of the multi-cavity steel pipe of the present invention.
Fig. 4 is a schematic view of the horizontal section structure of the multi-cavity concrete-filled steel tube shear wall system when the structural column is a concrete-filled steel tube column according to the present invention.
Fig. 5 is a schematic view of the horizontal section structure of the multi-cavity concrete filled steel tube shear wall system when the structural column is a steel reinforced concrete column of the present invention.
Fig. 6 is the horizontal tangent plane structure diagram of the system of the multi-cavity concrete-filled steel tube shear wall when the structural column is a reinforced concrete column.
Fig. 7 is a schematic view of a horizontal section structure of a multi-cavity concrete filled steel tube shear wall system when three shear walls are provided.
Fig. 8 is a schematic view of a horizontal section structure of a multi-cavity concrete filled steel tube shear wall system when two shear walls are provided.
Fig. 9 is a schematic structural view of the multi-cavity steel pipe unit of the present invention with a groove.
Fig. 10 is a schematic structural view of the multi-cavity steel pipe unit of the present invention.
Reference numerals: 1-multi-cavity steel pipe, 1.1-multi-cavity steel pipe monomer, 1.1.1-multi-cavity steel pipe monomer unit, 1.2-connecting plate, 1.3-end plate, 2-wall concrete, 3-cavity unit, 4-vertical steel reinforcement framework, 5-vertical partition plate, 6-concrete flowing hole, 6.1-groove, 7-transverse partition plate, 8-shear wall and 9-structural column.
Detailed Description
As shown in fig. 1-10, the multi-cavity steel tube concrete shear wall comprises a multi-cavity steel tube 1 and wall concrete 2 poured in the multi-cavity steel tube 1; the multi-cavity steel pipe 1 is formed by enclosing a multi-cavity steel pipe monomer 1.1 and an end plate 1.3; the multi-cavity steel pipe single bodies 1.1 are arranged in a group along the transverse direction, and the adjacent multi-cavity steel pipe single bodies 1.1 are in butt welding; the horizontal section of the multi-cavity steel pipe monomer 1.1 is I-shaped, and comprises two multi-cavity steel pipe monomer units 1.1.1; the horizontal section of the multi-cavity steel pipe monomer unit 1.1.1 is T-shaped and is formed by cutting I-shaped steel or H-shaped steel or I-shaped steel; grooves 6.1 are formed in the web plate end part of the multi-cavity steel pipe single unit 1.1.1 at intervals along the vertical direction; webs of the two multi-cavity steel pipe monomer units 1.1.1 are in butt welding to form a vertical partition plate 5; the grooves 6.1 on the two multi-cavity steel pipe monomer units 1.1.1 are correspondingly spliced to form concrete flowing holes 6; the vertical partition plates 5 divide the inner space of the multi-cavity steel pipe 1 into a group of cavity units 3; a vertical steel reinforcement cage 4 is provided in each cavity unit 3.
In the embodiment, a connecting plate 1.2 is arranged between two adjacent multi-cavity steel pipe single bodies 1.1; the connecting plate 1.2 is connected between the flange plates of adjacent multi-cavity steel tube single-body units 1.1.1 or between the flange plate of the multi-cavity steel tube single-body unit 1.1.1 at the end part and the end plate 1.3.
In this embodiment, the horizontal section of the end plate 1.3 is horizontally U-shaped, and includes two parallel transverse edges arranged at intervals and a longitudinal edge connected between the two transverse edges; the end part of the transverse edge of the end plate 1.3 is butt-welded with the flange plate of the multi-cavity steel pipe single unit 1.1.1 at the most end part.
In this embodiment, an annular diaphragm plate 7 is disposed in the cavity unit 3 of the multi-cavity steel pipe 1 and at a connection position corresponding to a steel beam to be connected.
In this embodiment, an out-of-plane restraining member is arranged on the outer side of the multi-cavity steel pipe 1, the out-of-plane restraining member may be a steel bar, a bolt, a section steel, a steel plate strip or a welded steel member, and the out-of-plane restraining member is welded or bolted to the outer side surface of the multi-cavity steel pipe 1; when the out-of-plane restraining members are split bolts, bolt rods are adopted for split connection, and the out-of-plane restraining members are arranged on the outer side surface of the multi-cavity steel pipe 1 at intervals along the transverse direction; this arrangement of the out-of-plane restraining member prevents out-of-plane buckling of the outer restraining steel plate.
In this embodiment, the reinforcing bars disposed in the cavity unit 3 may be overlapped, welded, or mechanically connected.
The system of the multi-cavity concrete filled steel tube shear wall comprises a shear wall 8 and a structural column 9; the shear wall 8 is the multi-cavity concrete filled steel tube shear wall; the structural column 9 is connected to the end of the shear wall 8, and the structural column 9 is a steel column, a steel tube concrete column or a steel reinforced concrete column.
In this embodiment, when the number of the shear walls 8 is at least two, the structural columns 9 are connected between adjacent shear walls 8.
In this embodiment, the shear wall 8 may be provided with holes and gaps according to actual needs; reinforcing plates are arranged on the outer side of the shear wall 8 at intervals along the long axial direction thereof.
In this embodiment, the system of the multi-cavity concrete filled steel tube shear wall further comprises a foundation, coupling beams and/or beams and a floor slab; the shear wall 8, the wall or/and the structural column 9 and the coupling beam and/or the structural beam jointly form a frame shear wall or a frame core barrel structure system; the structural beam is a steel beam or a reinforced concrete beam or a steel-reinforced concrete combined beam; the floor slab is a prefabricated reinforced concrete floor slab or a prefabricated prestressed floor slab or a steel bar truss floor slab or a profiled steel sheet cast-in-place reinforced concrete floor slab or a cast-in-place concrete floor slab, and the concrete filled in the floor slab can be common concrete, and can also be recycled concrete or high-fly ash concrete.
In the embodiment, a support or energy dissipation wall plate can be added on the outer side of the shear wall 8 to serve as a lateral force resisting component.
In the embodiment, the shock insulation cushion can be added between the foundation and the column and/or the wall, so that the whole system forms a shock insulation structure.
The construction method of the multi-cavity concrete-filled steel tube shear wall comprises the following steps.
Step one, material preparation.
Step two, manufacturing a multi-cavity steel pipe monomer 1.1, wherein the multi-cavity steel pipe monomer 1.1 is formed by splicing two multi-cavity steel pipe monomer units 1.1.1, and each multi-cavity steel pipe monomer unit 1.1.1 is T-shaped: firstly, cutting a web plate of I-shaped steel or H-shaped steel or I-shaped steel to prepare a multi-cavity steel pipe monomer unit 1.1.1; and then, the webs of the two multi-cavity steel pipe monomer units 1.1.1 are in butt welding.
And step three, welding and connecting the flange plates of the adjacent multi-cavity steel pipe single bodies 1.1 in a butt welding mode.
And step four, welding and connecting the end plate 1.3 and the multi-cavity steel pipe monomer 1.1 at the most end part in a butt welding mode.
And step five, hoisting the vertical steel reinforcement framework 4 into each cavity unit 3.
And sixthly, pouring wall concrete 2 in the cavity unit 3, and curing to a preset strength.
In the second step, after the web plate on one side is cut by the I-shaped steel or the H-shaped steel or the I-shaped steel, grooves 6.1 are formed in the end portion of the web plate of the multi-cavity steel pipe monomer unit 1.1 at intervals along the vertical direction; and then, the webs of the two multi-cavity steel pipe monomer units 1.1.1 are butt-welded, so that the grooves 6.1 on the two multi-cavity steel pipe monomer units 1.1.1 are correspondingly spliced to form the concrete flowing holes 6.
Claims (6)
1. A multi-cavity steel pipe concrete shear wall comprises a multi-cavity steel pipe (1) and wall body concrete (2) poured in the multi-cavity steel pipe (1); the method is characterized in that: the multi-cavity steel pipe (1) is formed by enclosing a multi-cavity steel pipe monomer (1.1) and an end plate (1.3); the multi-cavity steel pipe single bodies (1.1) are arranged in a group along the transverse direction, and the adjacent multi-cavity steel pipe single bodies (1.1) are in butt welding; the horizontal section of the multi-cavity steel pipe monomer (1.1) is I-shaped and comprises two multi-cavity steel pipe monomer units (1.1.1); the horizontal section of the multi-cavity steel pipe monomer unit (1.1.1) is T-shaped and is formed by cutting I-shaped steel, H-shaped steel or I-shaped steel; grooves (6.1) are formed in the end part of a web plate of the multi-cavity steel pipe monomer unit (1.1.1) at intervals along the vertical direction; webs of the two multi-cavity steel pipe monomer units (1.1.1) are in butt welding to form a vertical partition plate (5); the grooves (6.1) on the two multi-cavity steel pipe monomer units (1.1.1) are correspondingly spliced to form concrete flowing holes (6); the vertical partition plates (5) divide the inner space of the multi-cavity steel pipe (1) into a group of cavity units (3); a vertical steel reinforcement framework (4) is arranged in each cavity unit (3).
2. A multi-cavity concrete filled steel tube shear wall according to claim 1, wherein: a connecting plate (1.2) is arranged between two adjacent multi-cavity steel pipe single bodies (1.1); the connecting plates (1.2) are connected between the flange plates of adjacent multi-cavity steel pipe single units (1.1.1) or between the flange plate of the multi-cavity steel pipe single unit (1.1.1) at the most end part and the end plate (1.3).
3. A multi-cavity concrete filled steel tube shear wall according to claim 1, wherein: the horizontal section of the end plate (1.3) is in a horizontal U shape and comprises two parallel transverse edges arranged at intervals and a longitudinal edge connected between the two transverse edges; the end part of the transverse edge of the end plate (1.3) is in butt welding with the flange plate of the multi-cavity steel pipe single unit (1.1.1) at the most end part.
4. A multi-cavity concrete filled steel tube shear wall according to claim 1, wherein: and annular diaphragm plates (7) are arranged in the cavity units (3) of the multi-cavity steel pipe (1) and at the connecting positions corresponding to the steel beams to be connected.
5. A system comprising a multi-cavity concrete filled steel tube shear wall according to any one of claims 1 to 4, wherein: comprises a shear wall (8) and a structural column (9); the shear wall (8) is the multi-cavity concrete filled steel tube shear wall; the structural column (9) is connected to the end of the shear wall (8), and the structural column (9) is a steel column or a steel tube concrete column or a steel reinforced concrete column.
6. A system of multi-cavity concrete filled steel tube shear walls according to claim 5, wherein: when the number of the shear walls (8) is at least two, the structural columns (9) are connected between the adjacent shear walls (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922460335.2U CN211774804U (en) | 2019-12-31 | 2019-12-31 | Multi-cavity concrete-filled steel tube shear wall and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922460335.2U CN211774804U (en) | 2019-12-31 | 2019-12-31 | Multi-cavity concrete-filled steel tube shear wall and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211774804U true CN211774804U (en) | 2020-10-27 |
Family
ID=72977939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922460335.2U Active CN211774804U (en) | 2019-12-31 | 2019-12-31 | Multi-cavity concrete-filled steel tube shear wall and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211774804U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111119376A (en) * | 2019-12-31 | 2020-05-08 | 北京峰筑工程技术研究院有限公司 | Reinforced multi-cavity concrete filled steel tube shear wall, system and construction method |
-
2019
- 2019-12-31 CN CN201922460335.2U patent/CN211774804U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111119376A (en) * | 2019-12-31 | 2020-05-08 | 北京峰筑工程技术研究院有限公司 | Reinforced multi-cavity concrete filled steel tube shear wall, system and construction method |
| CN111119376B (en) * | 2019-12-31 | 2024-08-27 | 北京峰筑工程技术研究院有限公司 | Multicavity concrete-filled steel tube shear wall, system and construction method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU2020101918A4 (en) | Fabricated beam-to-column joint and construction method | |
| CN107090925B (en) | Reinforced precast reinforced concrete shear wall, structural system and construction method thereof | |
| CN107060067B (en) | Superimposed precast reinforced concrete structure system and construction method thereof | |
| CN110173076B (en) | Structural system comprising high-seismic-resistance welding-free concrete filled steel tube column and construction method thereof | |
| CN109680835B (en) | Self-supporting precast concrete wallboard, concrete wall, structural system and construction method | |
| CN205669255U (en) | A kind of industrialization preprocessing regenerative structural system | |
| CN109469204B (en) | Fabricated steel reinforced concrete mixed frame structure based on superposed beams and construction method | |
| CN106869326A (en) | Frame system and construction method that hollow steel tube concrete integral node is constituted | |
| CN107246109B (en) | The frame and its construction method that real compound concrete filled steel tube coupled column combination beam is constituted | |
| CN111119376B (en) | Multicavity concrete-filled steel tube shear wall, system and construction method | |
| CN211774804U (en) | Multi-cavity concrete-filled steel tube shear wall and system | |
| CN110725405A (en) | Steel pipe concrete column H-shaped steel beam rigid connection node structure with tie bars and construction method | |
| CN109680833B (en) | Self-supporting prefabricated steel reinforced concrete wall plate component, wall, structural system and manufacturing method | |
| CN107476438B (en) | Repairable super high-rise structure and construction method | |
| CN216552704U (en) | Local concrete steel pipe column with branch pipes | |
| CN116752631A (en) | Prefabricated honeycomb type steel reinforced concrete beam column joint and construction method | |
| CN210105041U (en) | Self-supporting prefabricated steel reinforced concrete wallboard component, wall and structural system | |
| CN215166851U (en) | Combined shear wall structure | |
| CN114108808A (en) | PVC-FRP (polyvinyl chloride-fiber reinforced plastic) pipe concrete column and concrete composite beam combined structure with adjustable connecting nodes and installation method thereof | |
| CN211775038U (en) | Bolt-joint reinforced precast concrete wallboard, wall structure and structure system of wall structure | |
| CN211774630U (en) | Steel pipe concrete special-shaped column and I-shaped steel beam connection node structure | |
| CN108222373B (en) | Reinforced cold-formed steel tube concrete column, structural system and construction method | |
| CN114482267A (en) | Assembled hollow corrugated sandwich concrete filled steel tube combined frame structure system | |
| CN113235756A (en) | Assembled eccentric support hinged energy dissipation frame system and construction method thereof | |
| CN218521941U (en) | Assembled reinforced concrete beam column connected node |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |